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Finding the Fourth Proportional to 594,699.47, 820,686.08 and 322,767.37

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Solution

The fourth proportional to 594,699.47, 820,686.08 and 322,767.37 is: 445,419.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,699.47 : 820,686.08 = 322,767.37 : x
  2. Step 2: Convert to fraction form
    594,699.47/820,686.08 = 322,767.37/x
  3. Step 3: Cross multiply
    594,699.47x = 820,686.08 × 322,767.37
  4. Step 4: Simplify right side
    594,699.47x = 264,890,685,182.04
  5. Step 5: Solve for x
    x = 264,890,685,182.04/594,699.47
  6. Step 6: Final answer
    x = 445,419.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.